Senior I&C Engineer

AtkinsRéalis•Mississauga, ON

11d•Hybrid

About The Position

AtkinsRéalis is seeking a Senior Instrumentation & Controls (I&C) Engineer to join their growing engineering team for the Darlington New Nuclear Project (DNNP). This project involves the deployment of the GEH BWRX-300 Small Modular Reactor (SMR). The role requires preparing and updating engineering deliverables, defining system requirements, performing component selection, and ensuring compliance with QA programs, codes, and standards. The engineer will also coordinate with multidisciplinary teams, clients, and vendors, provide technical leadership, mentor junior staff, and support project execution through site visits and commissioning assistance.

Requirements

Engineering degree in Electrical, I&C, Automation, or related discipline from an accredited university.
Registered Professional Engineer (P.Eng.) in Ontario or eligible.
Minimum 10 years of experience in instrumentation and control engineering in nuclear or heavy industrial environments.
Experience preparing and reviewing engineering deliverables such as specifications, drawings, and analysis documents.
Experience in I&C system design including control logic, instrumentation, and system integration.
Familiarity with applicable codes and standards (e.g., CSA, IEEE, nuclear QA programs).

Nice To Haves

Experience with SmartPlant (SPI/SP3D) or similar tools.
Experience in nuclear power plant projects (new build, refurbishment, or modifications).

Responsibilities

Prepare and update engineering deliverables such as design descriptions, functional specifications, instrument data sheets, I/O lists, and wiring diagrams.
Define system functional and performance requirements, control algorithms, setpoints, and instrument ranges.
Perform specification, sizing, and selection of instrumentation and control components and equipment.
Perform engineering work in compliance with QA programs, codes, standards, and regulatory requirements.
Plan and independently execute engineering assignments, including electrical design using industry software.
Develop conceptual, preliminary, and detailed designs, and prepare/review deliverables such as calculations, reports, drawings, and specifications.
Coordinate with multidisciplinary teams, clients, vendors, and support procurement activities (e.g., EQRs, vendor document reviews).
Provide technical leadership, mentor junior staff, lead defined work scopes, and participate in design reviews, planning, and technical meetings.
Support project execution through site visits, construction/commissioning assistance, issue resolution, and ensure quality, schedule, and budget targets are met.